日光节约时 rìguāngjiéyuēshí daylight saving time Origin Definitions Defs Strokes Stroke Words Sentences Sents 日光节约时间 rìguāngjiéyuēshíjiān daylight saving time Standard time set forward by one hour during the summer to make better use of daylight and save energy; also called [[夏令时间|夏令時間|xia4 ling4 shi2 jian1]]